When you put the Road Runner, Wile E. Coyote, and big-block Mopar power together, you get one of the most iconic muscle cars of all-time. Whether your Road Runner has a 340 ci small block, a legendary 426 Hemi, or even a Gen III Hemi, Holley has the parts and the knowledge to transform your hot rod into whatever you want it to be.

Shop fuel injection systems, EFI conversion kits and accessories at Holley. Explore Sniper EFI, Terminator X, HP EFI and Dominator EFI, plus injectors, throttle bodies, fuel rails, sensors and wiring harnesses. Find the components for your fuel injection conversion or engine management upgrade.